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K20 Engine Control Module X2 (LFM/LL0+M4M)

GM1968294
Connector Part Information
  • Harness Type: Engine
  • OEM Connector: 34566-1303
  • Service Connector: 13574947
  • Description: 73-Way F 0.64, 2.8 Series, Sealed (BK with BK Terminal Position Assurance)
Terminal Part Information

Terminal Type ID Terminated Lead Diagnostic Test Probe Terminal Removal Tool Service Terminal Tray Core Crimp Insulation Crimp
I Pending Pending Pending Pending Pending Pending Pending
K20 Engine Control Module X2 (LFM/LL0+M4M)

Pin Size Color Circuit Function Terminal Type ID Option
1 0.75 BU/VT 2121 Ignition Control (1) I M4M(LFM/LL0)
2 0.75 BN/VT 1744 Fuel Injector Control (1) I M4M
3 0.75 YE/WH 1745 Fuel Injector Control (2) I M4M
4 0.75 BN/VT 1746 Fuel Injector Control (3) I M4M
5 0.75 BN/YE 844 Fuel Injector Control (4) I M4M
6-9 - - - Not Occupied - -
10 0.5 GN 5272 Camshaft Phaser Intake Solenoid (2) I M4M
11 0.5 VT/BN 5284 Camshaft Phaser Intake Solenoid (1) I M4M
12-13 - - - Not Occupied - -
14 0.75 BU 6814 Thermostat Engine Cool Control I M4M(LFM/LL0)
15 0.75 YE 581 Throttle Actuator Control Open I M4M
16 0.75 BN/WH 582 Throttle Actuator Control Close I M4M
17 0.75 BU/WH 2122 Ignition Control (2) I M4M(LFM/LL0)
18-19 - - - Not Occupied - -
20 0.5 BK/VT 6272 Crankshaft 60X Sensor Low Reference I M4M
21 0.5 BK/VT 6268 Camshaft CAM Y Ground I M4M
22-23 - - - Not Occupied - -
24 0.5 GN/BK 6266 Camshaft CAM W Ground I M4M
25-27 - - - Not Occupied - -
28 0.75 VT/BU 5290 Powertrain Main Relay Fused Supply (1) I M4M(LFM/LL0)
29 0.5 BK/BU 6783 Exhaust Gas Temperature Sensor 2 Low Reference I M4M
30 0.5 BK/BU 6755 Cam Phaser Y Return Low Reference I M4M
31 0.5 YE/BU 231 Oil Pressure Switch Signal I M4M
32 - - - Not Occupied - -
33 0.75 GN/BU 2123 Ignition Control (3) I M4M(LFM/LL0)
34 - - - Not Occupied - -
35 0.75 BK/BU 2129 Ignition Control Low Reference Bank 1 I M4M(LFM/LL0)
36 0.5 VT/BU 6270 Crankshaft 60X Sensor Voltage I M4M
37 0.5 WH/BU 6260 Camshaft CAM Y Supply Voltage I M4M
38-39 - - - Not Occupied - -
40 0.5 GY/BU 6259 Camshaft CAM W Supply Voltage I M4M
41-42 - - - Not Occupied - -
43 0.5 GY/RD 416 Throttle Position Sensor 5 Volt Reference I M4M
44 0.5 BK/BN 2752 Throttle Position Sensor Low Reference I M4M
45-46 - - - Not Occupied - -
47 0.5 BK/GN 1669 Heated Oxygen Sensor Low Signal Bank 1 Sensor (2) I M4M
48 - - - Not Occupied - -
49 0.5 BK/YE 1716 Knock Sensor Low Reference (1) I M4M
50-52 - - - Not Occupied - -
53 0.75 YE/BU 2124 Ignition Control (4) I M4M(LFM/LL0)
54-55 - - - Not Occupied - -
56 0.5 GN 6271 Crankshaft 60X Sensor Signal I M4M
57 0.5 YE 6263 Camshaft CAM Y Signal I M4M
58-59 - - - Not Occupied - -
60 0.5 YE/VT 6265 Camshaft CAM W Signal I M4M
61-62 - - - Not Occupied - -
63 0.5 BN/GN 485 Throttle Position Sensor Signal (1) I M4M
64 - - - Not Occupied - -
65 0.5 BN/BU 486 Throttle Position Sensor Signal (2) I M4M
66 - - - Not Occupied - -
67 0.5 BN 1668 Heated Oxygen Sensor High Signal Bank 1 Sensor (2) I M4M
68 - - - Not Occupied - -
69 0.5 VT/GY 496 Knock Sensor Signal (1) I M4M
70-71 - - - Not Occupied - -
72 0.75 BN/GY 5035 Heated Oxygen Sensor Heater High Control Bank 1 Sensor (2) I M4M
73 2 BK 150 Ground I M4M
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